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[Towertalk] bulkhead ground system

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Subject: [Towertalk] bulkhead ground system
From: (
Date: Tue, 23 Jul 2002 13:36:07 -0400
In a message dated Tue, 23 Jul 2002 12:28:24 PM Eastern Standard Time, writes:

> I am considering removing a window in my garage (my ham station
> sits on the 2nd floor, over the garage) to use as an entry point
> for all my antenna feedlines and control cables.
> I am thinking of replacing the window with a sheet of copper cut
> to the window frame's dimensions, drilling a series of holes for
> double female coax feedthru connectors to connect the feedline
> from the antenna outside the window to ICE lightning protectors
> (the ICE units connected to the feedthru connectors via double
> male coax connectors) on the garage side.  Copper ribbon will
> connect the copper sheet to a series of ground rods (and the
> telco and power gnd systems).
> I'm looking for comments on this setup before it's built.  Should
> I be concerned about bolting the copper feed thru panel 
> directly
> to my garage's wood frame -- is this a fire hazard?

    Yes. This is the Single Point Ground System main connection to ground and 
any lightning transients will be going through it to ground so I'd keep it away 
from anything that it would arc to.

Steve     K7LXC
Profesional tower services for commercial and amateur 

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